[PATCH v2] ARM: fix vdsomunge not to depend on glibc specific byteswap.h

[Russell King - ARM Linux]

On Thu, Oct 15, 2015 at 07:52:38AM +0200, H. Nikolaus Schaller wrote:
> ERROR: space prohibited before that close parenthesis ')'
> #46: FILE: arch/arm/vdso/vdsomunge.c:64:
> +		(((unsigned short)(x) & (unsigned short)0xff00U) >> 8) ))

I have a pet hatred of too many parens.  I also have a hatred of idiotic
casts.  What about changing the above to one of:

		(((x) & 0xff00) >> 8)
		(((x) >> 8) & 0xff)

> 
> ERROR: space prohibited before that close parenthesis ')'
> #53: FILE: arch/arm/vdso/vdsomunge.c:71:
> +		(((unsigned int)(x) & (unsigned int)0xff000000UL) >> 24) ))

and one of:

		(((x) & 0xff000000) >> 24)
		(((x) >> 24) & 0xff)

?

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